add recovery UI library for crespo

Change-Id: I06999ad6ee3b56cc5f952cb44ccfaf1f53930aa6

2 files changed, 98 insertions, 0 deletions

diff --git a/recovery/Android.mk b/recovery/Android.mk
new file mode 100644
index 0000000..1313f85
--- /dev/null
+++ b/recovery/Android.mk
@@ -0,0 +1,11 @@
+LOCAL_PATH := $(call my-dir)
+include $(CLEAR_VARS)
+
+LOCAL_MODULE_TAGS := eng
+LOCAL_C_INCLUDES += bootable/recovery
+LOCAL_SRC_FILES := recovery_ui.c
+
+# should match TARGET_RECOVERY_UI_LIB set in BoardConfig.mk
+LOCAL_MODULE := librecovery_ui_crespo
+
+include $(BUILD_STATIC_LIBRARY)
diff --git a/recovery/recovery_ui.c b/recovery/recovery_ui.c
new file mode 100644
index 0000000..b094d14
--- /dev/null
+++ b/recovery/recovery_ui.c
@@ -0,0 +1,87 @@
+/*
+ * Copyright (C) 2010 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include <linux/input.h>
+
+#include "recovery_ui.h"
+#include "common.h"
+
+char* MENU_HEADERS[] = { "Volume up/down to move highlight;",
+                         "power button to select.",
+                         "",
+                         NULL };
+
+char* MENU_ITEMS[] = { "reboot system now",
+                       "wipe data/factory reset",
+                       "wipe cache partition",
+                       NULL };
+
+int device_recovery_start() {
+    return 0;
+}
+
+int device_toggle_display(volatile char* key_pressed, int key_code) {
+    // hold power and press volume-up
+    return key_pressed[0x1a] && key_code == 0x2a;
+}
+
+int device_reboot_now(volatile char* key_pressed, int key_code) {
+    // Reboot if the power key is pressed five times in a row, with
+    // no other keys in between.
+    static int presses = 0;
+    if (key_code == 0x1a) {   // power button
+        ++presses;
+        return presses == 5;
+    } else {
+        presses = 0;
+        return 0;
+    }
+}
+
+int device_handle_key(int key_code, int visible) {
+    if (visible) {
+        switch (key_code) {
+            case KEY_DOWN:
+            case KEY_VOLUMEDOWN:
+            case 0x3a:   // crespo volume-down
+                return HIGHLIGHT_DOWN;
+
+            case KEY_UP:
+            case KEY_VOLUMEUP:
+            case 0x2a:   // crespo volume-up
+                return HIGHLIGHT_UP;
+
+            case KEY_ENTER:
+            case 0x1a:   // crespo power
+                return SELECT_ITEM;
+        }
+    }
+
+    return NO_ACTION;
+}
+
+int device_perform_action(int which) {
+    switch (which) {
+        case 0: return ITEM_REBOOT;
+        case 1: return ITEM_WIPE_DATA;
+        case 2: return ITEM_WIPE_CACHE;
+    }
+    return NO_ACTION;
+}
+
+int device_wipe_data() {
+    return 0;
+}